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Loan Servicing (Tables)
12 Months Ended
Dec. 31, 2012
Principal Balances of Mortgage Loans at Year-End

Mortgage loans serviced for others are not reported as assets. The principal balances of these loans at year-end were as follows:

 

     2012      2011  

Mortgage loans serviced for Freddie Mac

   $ 10,433       $ 13,086   
  

 

 

    

 

 

 
Activity for Mortgage Servicing Rights and Related Valuation Allowance

Activity for mortgage servicing rights and the related valuation allowance follows:

 

     2012     2011     2010  

Servicing rights, net of valuation allowance:

      

Beginning of year

   $ 37      $ 57      $ 88   

Additions

     —          —          1   

Amortized to expense

     (9     (23     (31

Change in valuation allowance

     1        3        (1
  

 

 

   

 

 

   

 

 

 

End of year

     29        37        57   
  

 

 

   

 

 

   

 

 

 

Valuation allowance:

      

Beginning of year

   $ 2      $ 5      $ 4   

Additions expensed

     —          —          1   

Reductions credited to operations

     (1     (3     —     
  

 

 

   

 

 

   

 

 

 

End of year

   $ 1      $ 2      $ 5